@polymer/polymer/lib/utils/unresolved.js

The Polymer library makes it easy to create your own web components. Give your element some markup and properties, and then use it on a site. Polymer provides features like dynamic templates and data binding to reduce the amount of boilerplate you need to

/**
@license
Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
*/

function resolve() {
  document.body.removeAttribute('unresolved');
}

if (document.readyState === 'interactive' || document.readyState === 'complete') {
  resolve();
} else {
  window.addEventListener('DOMContentLoaded', resolve);
}

export {};